TQC301

import java.awt.EventQueue;% C9 @" ^/ x2 b5 E& P5 n

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public class TQC301 {# T0 X" d+ b5 J8 {
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private JFrame frame;
private JTextField tf1;
private JTextField tf2;( j. W; a: B4 u8 [- `* G
private JTextField tf3;
private JTextField tf4;
private JTextField tf5;
private JTextField answer;' {4 z+ j! P' s' x/ k
2 q  ]0 S, ^# ~0 y( w( d. {
/**
   * Launch the application.8 w. P0 ?$ y' O# Z" Z/ K
   */
public static void main(String[] args) {6 y7 g# l! _) ~
EventQueue.invokeLater(new Runnable() {. @3 _* {5 u2 W' f9 I
public void run() {
try {
TQC301 window = new TQC301();. V, o: i0 T. S8 A6 V. `
window.frame.setVisible(true);
} catch (Exception e) {2 w5 y. J8 i$ y
e.printStackTrace();) ?4 }* W2 ]; x! C! f% R
}
}
});
}
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/**
   * Create the application.
   */( j  M; ]! {5 R2 d8 s  n& f( P2 K
public TQC301() {. X+ e% v& ?' A: C) K! u% b
initialize();6 E& @8 B' @( B: T+ p
}
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/**
   * Initialize the contents of the frame.
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private void initialize() {
frame = new JFrame();7 w; h; F8 U5 @7 V% S
frame.setBounds(100, 100, 450, 300);8 d3 B' z! z1 W: C5 o
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.getContentPane().setLayout(null);$ K+ P  _$ g2 Y* h9 O9 X
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JLabel jl1 = new JLabel("\u7F8E\u91D1\u73FE\u503C");
jl1.setForeground(Color.BLACK);
jl1.setBounds(20, 27, 60, 15);
frame.getContentPane().add(jl1);
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JLabel jl2 = new JLabel("\u65E5\u5713\u73FE\u503C");
jl2.setBounds(20, 63, 53, 15);/ B6 `# `+ g( E; o1 S1 A, ^
frame.getContentPane().add(jl2);

tf1 = new JTextField();
tf1.setBounds(83, 24, 96, 21);8 l6 A# `& h! u7 G! n
frame.getContentPane().add(tf1);. ?! Z6 D; p4 i
tf1.setColumns(10);# I; W! r) ?1 V5 [! b1 B7 t. [+ Y

JLabel jl3 = new JLabel("\u6E2F\u5E63\u73FE\u503C");
jl3.setBounds(20, 102, 53, 15);
frame.getContentPane().add(jl3);
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JLabel jl4 = new JLabel("\u82F1\u938A\u73FE\u503C");
jl4.setBounds(20, 141, 60, 15);
frame.getContentPane().add(jl4);
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JLabel jl5 = new JLabel("\u6B50\u5143\u73FE\u503C");" q/ E0 V4 I9 {# F9 X
jl5.setBounds(20, 180, 60, 15);, o7 ^0 o4 |  i0 Y" t) H
frame.getContentPane().add(jl5);' H0 Q$ N& M. [6 D0 M

tf2 = new JTextField();1 v3 K8 W# \( g5 Z! q" @
tf2.setBounds(83, 60, 96, 21);# u" N  D/ [- y2 \# \3 j
frame.getContentPane().add(tf2);
tf2.setColumns(10);! N1 j  w2 i2 d6 i, a3 e

tf3 = new JTextField();
tf3.setBounds(83, 99, 96, 21);. Y7 ^$ C, }) d4 i3 ~1 S: s8 H; k. h3 \
frame.getContentPane().add(tf3);
tf3.setColumns(10);" C+ R4 F; d/ L, @* z
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tf4 = new JTextField();  s( p9 M5 s+ V& p
tf4.setBounds(83, 138, 96, 21);
frame.getContentPane().add(tf4);
tf4.setColumns(10);
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tf5 = new JTextField();' ?+ w9 E7 G# d  A" v4 h# m' Z
tf5.setBounds(83, 177, 96, 21);
frame.getContentPane().add(tf5);0 D% X  t/ U/ o: v6 I
tf5.setColumns(10);
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answer = new JTextField();
answer.addKeyListener(new KeyAdapter() {
@Override
public void keyReleased(KeyEvent e) {# N3 E& O1 x' v# D( U1 Z) N$ d; N4 d8 ?
System.out.println(answer.getText());

try{
double num = Double.parseDouble(answer.getText());

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tf1.setText( String.valueOf(num * 0.029) );% E* j! Z) l9 e) W
tf2.setText( String.valueOf(num * 33.53) );
tf3.setText( String.valueOf(num * 0.22) );( z4 ]' P  f  S6 x0 B( }8 O7 t
tf4.setText( String.valueOf(num * 0.018) );
tf5.setText( String.valueOf(num * 0.03) );
}catch(Exception ex)
{
tf1.setText( "請勿輸入非數字的字元" );
tf2.setText( "請勿輸入非數字的字元" );
tf3.setText( "請勿輸入非數字的字元");3 ]* m, u* P, o/ K
tf4.setText( "請勿輸入非數字的字元" );- O2 {# L% u5 L8 X5 }0 H% o
tf5.setText( "請勿輸入非數字的字元" );
}# L# I9 H; _  f
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}
});; n7 D/ m, O4 Z6 R! U# C
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answer.setBounds(20, 224, 159, 21);2 C2 n* D9 O/ N, z0 _- `! f
frame.getContentPane().add(answer);
answer.setColumns(10);
}
}

May

新手上路

Rank: 1

2^#

johnson發表於 2012-8-26 17:46 | 只看該作者

import java.awt.EventQueue;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JTextField;
import java.awt.Font;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
public class JAVA301 {
private JFrame frame;
private JTextField textField;
private JTextField textField_1;
private JTextField textField_2;
private JTextField textField_3;
private JTextField textField_4;
private JTextField answer;
private JLabel label_5;
public static void main(String[] args) {
EventQueue.invokeLater(new Runnable() {
public void run() {
try {
JAVA301 window = new JAVA301();
window.frame.setVisible(true);
} catch (Exception e) {
e.printStackTrace();
}
}
});
}
public JAVA301() {
initialize();
}
void initialize() {
frame = new JFrame();
frame.setBounds(100, 100, 594, 385);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.getContentPane().setLayout(null);
JLabel label = new JLabel("\u7F8E\u91D1\u73FE\u503C");
label.setFont(new Font("新細明體", Font.PLAIN, 15));
label.setBounds(10, 36, 80, 15);
frame.getContentPane().add(label);
JLabel label_1 = new JLabel("\u65E5\u5713\u73FE\u503C");
label_1.setFont(new Font("新細明體", Font.PLAIN, 15));
label_1.setBounds(10, 87, 80, 15);
frame.getContentPane().add(label_1);
JLabel label_2 = new JLabel("\u6E2F\u5E63\u73FE\u503C");
label_2.setFont(new Font("新細明體", Font.PLAIN, 15));
label_2.setBounds(10, 138, 80, 15);
frame.getContentPane().add(label_2);
JLabel label_3 = new JLabel("\u82F1\u938A\u73FE\u503C");
label_3.setFont(new Font("新細明體", Font.PLAIN, 15));
label_3.setBounds(10, 189, 80, 15);
frame.getContentPane().add(label_3);
JLabel label_4 = new JLabel("\u6B50\u5143\u73FE\u503C");
label_4.setFont(new Font("新細明體", Font.PLAIN, 15));
label_4.setBounds(10, 240, 80, 15);
frame.getContentPane().add(label_4);
textField = new JTextField();
textField.setBounds(100, 238, 476, 21);
frame.getContentPane().add(textField);
textField.setColumns(10);
textField_1 = new JTextField();
textField_1.setBounds(100, 33, 476, 21);
frame.getContentPane().add(textField_1);
textField_1.setColumns(10);
textField_2 = new JTextField();
textField_2.setBounds(100, 85, 476, 21);
frame.getContentPane().add(textField_2);
textField_2.setColumns(10);
textField_3 = new JTextField();
textField_3.setBounds(100, 136, 476, 21);
frame.getContentPane().add(textField_3);
textField_3.setColumns(10);
textField_4 = new JTextField();
textField_4.setBounds(100, 187, 476, 21);
frame.getContentPane().add(textField_4);
textField_4.setColumns(10);
answer = new JTextField();
answer.addKeyListener(new KeyAdapter() {
@Override
public void keyReleased(KeyEvent e) {
System.out.println(answer.getText());
try {
double num = Double.parseDouble(answer.getText());
textField.setText(String.valueOf(num * 0.03));
textField_1.setText(String.valueOf(num * 0.029));
textField_2.setText(String.valueOf(num * 33.53));
textField_3.setText(String.valueOf(num * 0.22));
textField_4.setText(String.valueOf(num * 0.018));
} catch (Exception ex) {
textField.setText("請勿輸入非數字的字元");
textField_1.setText("請勿輸入非數字的字元");
textField_2.setText("請勿輸入非數字的字元");
textField_3.setText("請勿輸入非數字的字元");
textField_4.setText("請勿輸入非數字的字元");
}
}
});
answer.setBounds(139, 294, 437, 21);
frame.getContentPane().add(answer);
answer.setColumns(10);
label_5 = new JLabel("\u8ACB\u8F38\u5165\u9700\u63DB\u7B97\u4E4B\u91D1\u984D");
label_5.setBounds(10, 297, 119, 15);
frame.getContentPane().add(label_5);
}
}

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